Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: FRMNMAWA0MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
508-232 A Brockton MA 7421 AT&T - LOCAL 128      
508-441 A New Bedford MA 7421 AT&T - LOCAL 128      
508-441 5 New Bedford MA 7421 AT&T - LOCAL 128      
508-441 6 New Bedford MA 7421 AT&T - LOCAL 128      
774-247 A Buzzards Bay MA 7421 AT&T - LOCAL 128      
774-247 2 Buzzards Bay MA 7421 AT&T - LOCAL 128      
781-374 A Hingham MA 7421 AT&T - LOCAL 128      
781-374 9 Hingham MA 7421 AT&T - LOCAL 128      
781-423 A Rockland MA 7421 AT&T - LOCAL 128      
781-423 9 Rockland MA 7421 AT&T - LOCAL 128      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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